import java.util.Scanner;

/**
 * Created by dllo on 18/3/28.
 */
public class Question03 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入一个数字");
        int a = scanner.nextInt();

        if (a == 1) {
            System.out.println("星期一");
        }
        if (a == 2) {
            System.out.println("星期二");
        }
        if (a == 3) {
            System.out.println("星期三");
        }
        if (a == 4) {
            System.out.println("星期四");
        }
        if (a == 5) {
            System.out.println("星期五");
        }
        if (a == 6) {
            System.out.println("星期六");
        }
        if (a == 7) {
            System.out.println("星期日");
        }
        if (1 > a || a > 7) {
            System.out.println("数据异常");
        }
    }
}
